Coleg Gwyddoniaeth a Pheirianneg
- Cyhoeddwyd
Speech-to-text for Breton
Vangberg, P. & Farhat, L., Maw 2023.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur › adolygiad gan gymheiriaid
- Cyhoeddwyd
Depth from HDR: Depth Induction or Increased Realism?
Vangorp, P., Mantiuk, R. K., Bazyluk, B., Myszkowski, K., Mantiuk, R., Watt, S. J. & Seidel, H., 8 Awst 2014, Yn: Proceedings of the ACM Symposium on Applied Perception. t. 71-78Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
A Model of Local Adaptation
Vangorp, P., Myszkowski, K., Graf, E. W. & Mantiuk, R. K., 1 Tach 2015, Yn: ACM Transactions on Graphics. 34, 6Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Tree fine root Ca/Al molar ratio - indicator of Al and acidity stress.
Vanguelova, E. I., Hirano, Y., Eldhuset, T. D., Sas-Paszt, L., Bakker, M. R., Puttsepp, U., Brunner, I., Lohmus, K. & Godbold, D. L., 1 Tach 2007, Yn: Plant Biosystems. 141, 3, t. 460-480Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Colorimetric calibration of high dynamic range images with a ColorChecker chart
Varghese, D., Wanat, R. & Mantiuk, R. K., 4 Maw 2014.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Developing a formative visual feedback report for data brokering
Varghese, D., Roberts, J. C. & Ritsos, P. D., 10 Awst 2018.Allbwn ymchwil: Cyfraniad at gynhadledd › Arall › adolygiad gan gymheiriaid
- Cyhoeddwyd
Compositional characterization of particulate matter in Hellenic Volcanic Hydrothermal Centres.
Varnavas, S. P., Panagiotaras, D., Megalovasilis, P., Dando, P. R., Alliani, S. & Meloni, R., 1 Ion 2000, Yn: Physics and Chemistry of the Earth Part B - Hydrology Oceans and Atmosphere. 25, 1, t. 9-18Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
An XML-based data exchange architecture for CACE.
Varsamidis, T., Edwards, R. G., Basañez, L. (Golygydd) & De la Puente, J. A. (Golygydd), 21 Gorff 2002.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Identification of an avian polyomavirus associated with Adélie penguins (Pygoscelis adeliae)
Varsani, A., Porzig, E. L., Jennnings, S., Kraberger, S., Farkas, K., Julian, L., Massaro, M., Ballard, G. & Ainley, D. G., 1 Ebr 2015, Yn: Journal of General Virology. 96, t. 851-857Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Foliar chemical attributes of the hybrid bred from Eucalyptus citriodora x E. torelliana and its parental taxa, and implications for fungal resistance
Varshney, V. K., Pandey, A., Thoss, V., Kumar, A. & Ginwal, H. S., 1 Ion 2012, Yn: Annals of Forest Rsearch. 55, 1, t. 53-60Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Precision and cost-effectiveness of bioindicators to estimate nutrient regimes on coral reefs
Vaughan, E. J., Wynn, P. M., Wilson, S. K., Williams, G. J., Barker, P. A. & Graham, N. A. J., Medi 2021, Yn: Marine Pollution Bulletin. 170, 112606.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Nitrogen enrichment in macroalgae following mass coral mortality
Vaughan, E., Wilson, S., Howlett, S., Parravicini, V., Williams, G. J. & Graham, N. A. J., 12 Ebr 2021, Yn: Coral Reefs.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Schizosaccharomyces pombe Mms1 channels repair of perturbed replication into Rhp51 independent homologous recombination
Vejrup-Hansen, R., Mizuno, K., Miyabe, I., Fleck, O., Holmberg, C., Murray, J. M., Carr, A. M. & Nielsen, O., 7 Maw 2011, Yn: DNA Repair. 10, 3, t. 283–295Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Mitochondrial DNA analyses reveal widespread tardigrade diversity in Antarctica
Velasco-Castrillon, A., McInnes, S. J., Schultz, M. B., Arroniz-Crespo, M., D'Haese, C. A., Gibson, J. A., Adams, B. J., Page, T. J., Austin, A. D., Cooper, S. J. & Stevens, M. I., 22 Rhag 2015, Yn: Invertebrate Systematics. 29, 6, t. 578-590Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Tracing a toad invasion: lack of mitochondrial DNA variation, haplotype origins, and potential distribution of introduced Duttaphrynus melanostictus in Madagascar
Vences, M., Brown, J. L., Lathrop, A., Gonçalo, R. M., Cameron, A., Crottini, A., Dolch, R., Edmonds, D., Freeman, K. L. M., Glaw, F., Grismer, L., Litvinchuk, S., Milne, M. M., Moore, M., Solofo, J. F., Noël, J., Nguyen, T. Q., Ohler, A., Randrianantoandro, C., Raselimanana, A. P., van Leeuwen, P., Wogan, G. O. U., Ziegler, T., Andreone, F. & Murphy, R. W., 2017, Yn: Amphibia-Reptilia. 38, 2, t. 197–207Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The morphology and electrical conductivity of single-wall carbon nanotube thin films prepared by the Langmuir-Blodgett technique.
Venet, C., Pearson, C., Jombert, A. S., Mabrook, M. F., Zeze, D. A. & Petty, M. C., 5 Chwef 2010, Yn: Colloids and Surfaces A: Physicochemical and Engineering Aspects. 354, 1-3, t. 113-117Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
A functional dosage compensation complex required for male killing in Drosophila.
Veneti, Z., Bentley, J. K., Koana, T., Braig, H. R. & Hurst, G. D., 4 Maw 2005, Yn: Science. 307, 5714, t. 1461-1463Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneous microgeographic genetic structure of the common cockle (Cerastoderma edule) in the Northeast Atlantic Ocean: biogeographic barriers and environmental factors
Vera, M., Wilmes, S.-B., Maroso, F., Hermida, M., Blanco, A., Casanova, A., Iglesias, D., Cao, A., Culloty, S. C., Mahony, K., Orvain, F., Bouza, C., Robins, P., Malham, S., Lynch, S., Antonio, V. & Martínez, P., Hyd 2023, Yn: Heredity. 131, 4, t. 292-305Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Genomic survey of edible cockle (Cerastoderma edule) in the Northeast Atlantic: a baseline for sustainable management of its wild resources.
Vera, M., Maroso, F., Wilmes, S.-B., Malham, S., Groves, E., Hermida, M., Blanco, A., Fernandez, C., Bouza, C., Martinez, P. & Robins, P., 24 Chwef 2022, Yn: Evolutionary Applications. 15, 2, t. 262-285 24 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Contributions of a global network of tree diversity experiments to sustainable forest plantations
Verheyen, K., Vanhellemont, M., Auge, H., Baeten, L., Baraloto, C., Barsoum, N., Bilodeau-Gauthier, S., Bruelheide, H., Castagneyrol, B., Godbold, D., Haase, J., Hector, A., Jactel, H., Koricheva, J., Loreau, M., Mereu, S., Messier, C., Muys, B., Nolet, P., Paquette, A., Parker, J., Perring, M., Ponette, Q., Potvin, C., Reich, P., Smith, A. R., Weih, M. & Scherer-Lorenzen, M., 12 Awst 2015, Yn: AMBIO. 45, 1, t. 29-41Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
An Enhanced Single-Phase Self-Tuning Filter based Open-Loop Frequency Estimator for Weak Grid
Verma, A. K., Ahmed, H., Roncero-Sánchez, P. & Chaturvedi, P., 16 Tach 2021, 2021 IEEE Energy Conversion Congress and Exposition (ECCE). IEEE, t. 1020 1025 t.Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid
- Cyhoeddwyd
A Robust Half-Cycle Single-Phase Prefiltered Open-Loop Frequency Estimator for Fast Tracking of Amplitude and Phase
Verma, A. K., Roncero-Sánchez, P., Ahmed, H., Elghali, S. B. & Busarello, T. D. C., 2 Maw 2022, Yn: IEEE Transactions on Instrumentation and Measurement . 71Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Mycolates of Mycobacterium tuberculosis modulate the flow of cholesterol for bacillary proliferation in murine macrophages
Vermeulen, I., Baird, M., Al-Dulayymi, J., Smet, M., Verschoor, J. & Grooten, J., 1 Ebr 2017, Yn: Journal of Lipid Research. 58, 4, t. 709-718 9 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Mapping epigenetic divergence in the massive radiation of Lake Malawi cichlid fishes
Vernaz, G., Malinsky, M., Svardal, H., Du, M., Tyers, A. M., Santos, M. E., Durbin, R., Genner, M. J., Turner, G. F. & Miska, E. A., 7 Hyd 2021, Yn: Nature Communications. 12, 1, 5870.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Epigenetic divergence during early stages of speciation in an African crater lake cichlid fish
Vernaz, G., Hudson, A. G., Santos, M. E., Fischer, B., Carruthers, M., Shechonge, A. H., Gabagambi, N. P., Tyers, A. M., Ngatunga, B. P., Malinsky, M., Durbin, R., Turner, G. F., Genner, M. J. & Miska, E. A., Rhag 2022, Yn: Nature Ecology and Evolution. 6, 12, t. 1940-1951 12 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Towards understanding the functional diversity of cell wall mycolic acids of Mycobacterium tuberculosis
Verschoor, J. A., Baird, M. S. & Grooten, J., 1 Hyd 2012, Yn: Progress in Lipid Research. 51, 4, t. 325-339Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Sugar concentrations along and across the Ricinis communis L. hypocotyls measured by single cell sampling analysis.
Verscht, J., Tomos, A. D. & Komor, E., 1 Tach 2006, Yn: Planta. 224, 6, t. 1303-1314Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Semi-diurnal tidal ellipse variability in a region of freshwater influence
Verspecht, F., Simpson, J. H. & Rippeth, T. P., 1 Medi 2010, Yn: Geophysical Research Letters. 37, 18, t. 1-4Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Residual circulation and stratification in the Liverpool Bay region of freshwater influence.
Verspecht, F., Rippeth, T. P., Simpson, J. H., Souza, A. J., Burchard, H. & Howarth, M. J., 1 Tach 2009, Yn: Ocean Dynamics. 59, 5, t. 765-779Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Processes impacting on stratification in a region of freshwater influence: Application to Liverpool Bay
Verspecht, F., Rippeth, T. P., Howarth, M. J., Souza, A. J., Simpson, J. H. & Burchard, H., 1 Tach 2009, Yn: Journal of Geophysical Research: Oceans. 114, t. C11022Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Combined control of bottom and turbidity currents on the origin and evolution of channel systems, examples from the Porcupine Seabight.
Verweirder, L., Van Rooij, D., White, M., Van Landeghem, K., Bossée, K. & Georgiopoulou, A., 1 Rhag 2021, Yn: Marine Geology. 442, 106639.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Preparation and immunogenicity of gold glyco-nanoparticles as antipneumococcal vaccine model
Vetro, M., Safari, D., Fallarini, S., Salsabila, K., Lahmann, M., Penades, S., Lay, L., Marradi, M. & Compostella, F., Ion 2017, Yn: Nanomedicine. 12, 1Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Ocean-related options for climate change mitigation and adaptation: A machine learning-based evidence map protocol
Veytia, D., Airoldi, L., Paris, P., Cooley, S., Magnan, A., Marti, V., Neill, S., Sumaila, R., Thebaud, O., Voolstra, C., Williamson, P., Bonin, M., Langridge, J., Comte, A., Viard, F., Shin, Y., Bopp, L. & Gattuso, J.-P., 1 Chwef 2024, Yn: Protocol Exchange.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl
- E-gyhoeddi cyn argraffu
Genomics and morphometry of herbarium specimens elucidate the origin of the Cape Verde date palm (Phoenix atlantica A.Chev.) and highlight its agronomic potential
Vian, J. C., Pérez-Escobar, O. A., Baker, W. J., Bonhomme, V., Ferrand, S., Ivorra, S., Kaczmarek, T., Pagnoux, C., Terral, J.-F., Wales, N., Purugganan, M. D., Creer, S., Papadopulos, A. S. T., Bellot, S. & Gros-Batlthazard, M., 11 Chwef 2025, (E-gyhoeddi cyn argraffu) Yn: Plants, People, Planet.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Redox induced orientational changes in a series of short chain ferrocenyl alkyl thiols self-assembled on gold (1 1 1) electrodes
Viana, A. S., Jones, A. H., Abrantes, L. M. & Kalaji, M., 16 Maw 2001, Yn: Journal of Electroanalytical Chemistry. 500, 1-2, t. 290-298Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Electrochemical quartz crystal microbalance study of self-assembled monolayers and multilayers of ferrocenylthiol derivatives on gold
Viana, A. S., Kalaji, M. & Abrantes, L. M., 28 Hyd 2003, Yn: Langmuir. 19, 22, t. 9542-9544Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Electrochemical, spectroscopic and SPM evidence for the controlled formation of self-assembled monolayers and organised multilayers of ferrocenyl alkyl thiols on Au (111)
Viana, A. S., Abrantes, L. M., Jin, G., Floate, S., Nichols, R. J. & Kalaji, M., 1 Ion 2001, Yn: Physical Chemistry Chemical Physics. 3, 16, t. 3411-3419Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Self-assembled monolayers of Vitamin B12 disulphide derivatives on gold.
Viana, A. S., Kalaji, M. & Abrantes, L. M., 1 Maw 2002, Yn: Electrochimica Acta. 47, 10, t. 1587-1594Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Deep-ocean mixing driven by small-scale internal tides
Vic, C., Naveira-Garabato, A. C., Green, J. A. M., Waterhouse, A. F., Zhao, Z., Melet, A., de Lavergne, C., Buijsman, M. C. & Stephenson, G. R., 8 Mai 2019, Yn: Nature Communications. 10, 1, t. 2099 2099 (2019) .Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
The Lifecycle of Semidiurnal Internal Tides over the Northern Mid-Atlantic Ridge
Vic, C., Naveira-Garabato, A., Green, M., Spingys, C., Forryan, A., Zhao, Z. & Sharples, J., Ion 2018, Yn: Journal of Physical Oceanography. 48, 1, t. 61-80Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? A synthesis of manipulation experiments
Vicca, S., Bahn, M., Estiarte, M., van Loon, E. E., Vargas, R., Alberti, G., Ambuis, P., Arain, M. A., Beier, C., Bentley, L. P., Borken, W. B., Collins, S. L., de Gato, G., Dukes, J. S., Escolar, C., Fay, P., Guidolotti, G., Hanson, P. J., Kahmen, A., Kroel-Dulay, G., Ladreiter-Knauss, T., Larsen, K. S., Lellei-Kovacs, E., Lebrija-Trejos, E., Maestre, F. T., Marhan, S., Marshall, M., Meir, P., Miao, Y., Muhr, J., Niklaus, P. A., Ogaya, R., Penuelas, J., Poll, C., Rustad, L. E., Savage, K., Schinlbacher, A., Schmidt, I. K., Smith, A. R., Sotta, E. D., Suseela, V., Tietema, A., van Gestel, N., van Straaten, O., Wan, S., Wenber, U. & Janssens, I. A., 6 Meh 2014, Yn: Biogeosciences. 11, 11, t. 2991-3013Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- E-gyhoeddi cyn argraffu
Impacts of “Reef Star” coral restoration on multiple metrics of habitat complexity
Vida, R., Razak, T. B., Mogg, A. O. M., Roche, R., Lynch, J., Williams, B., Alisa, C. A. G., Subhan, B., Agus, S. B., Graham, N. A. J. & Lamont, T. A. C., 16 Medi 2024, (E-gyhoeddi cyn argraffu) Yn: Restoration Ecology. e14263.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Investigation of artefact sources in synchrotron microtomography via virtual X-ray imaging
Vidal, F. P., Letang, J. M., Peix, G. & Cloetens, P., 1 Meh 2005, Yn: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 234, 3, t. 333-348Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
New Genetic Operators in the Fly Algorithm: Application to Medical PET Image Reconstruction
Vidal, F. P., Louchet, J., Rocchisani, J. M., Lutton, E., DeChio, C. (Golygydd), Cagnoni, S. (Golygydd), Ctta, C. (Golygydd), Ebner, M. (Golygydd), Ekárt, A. (Golygydd), Esparcia-Alcazar, A. I. (Golygydd), Goh, C. K. (Golygydd), Merelo, J. J. (Golygydd), Neri, F. (Golygydd), Preuß, M. (Golygydd), Togelius, J. (Golygydd) & Yannakaki, G. N. (Golygydd), 1 Ion 2010, Applications of Evolutionary Computation. 2010 gol. Springer Berlin Heidelberg, t. 292-301Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Threshold Selection, Mitosis and Dual Mutation in Cooperative Co-evolution: Application to Medical 3D Tomography
Vidal, F. P., Lutton, E., Louchet, J., Rocchisani, J. M., Schaefer, R. (Golygydd), Cotta, C. (Golygydd), Kołodziej, J. (Golygydd) & Rudolph, G. (Golygydd), 1 Ion 2010, Parallel Problem Solving from Nature: PPSN XI. 2010 gol. Springer Berlin Heidelberg, t. 14-423Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Reconstruction in Positron Emission Tomography
Vidal, F. P., Rocchisani, J. M., Jia, X. (Golygydd) & Jiang, S. B. (Golygydd), 30 Medi 2015, Graphics Processing Unit-based high performance computing in radiation therapy. CRC Press, t. 185-208Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
New developments in gVirtualXray since IBSim 2021
Vidal, F., Hyd 2023.Allbwn ymchwil: Cyfraniad at gynhadledd › Crynodeb › adolygiad gan gymheiriaid
- Cyhoeddwyd
Use of fast realistic simulations on GPU to extract CAD models from microtomographic data in the presence of strong CT artefacts
Vidal, F., Mitchell, I. & Letang, J. M., 1 Maw 2022, Yn: Precision Engineering. 74, t. 110-125Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Development and validation of real-time simulation of X-ray imaging with respiratory motion
Vidal, F. P. & Villard, P. F., 17 Rhag 2015, Yn: Computerized Medical Imaging and Graphics. 49, t. 1-15Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Simulation of ultrasound guided needle puncture using patient specific data with 3D textures and volume haptics
Vidal, F., John, N. W., Healey, A. E. & Gould, D. A., 1 Mai 2008, Yn: Computer Animation and Virtual Worlds. 19, 2, t. 111-127Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid